{"instruction": "You are an expert in event argument extraction. Please extract event arguments and their roles from the input that conform to the schema definition, which already includes event trigger words. If an argument does not exist, return NAN or an empty dictionary. Please respond in the format of a JSON string.", "schema": [{"event_type": "adverse event", "arguments": ["Subject.Race", "Treatment.Disorder", "Treatment.Duration", "Effect", "Treatment.Dosage", "Subject.Age", "Treatment.Drug", "Treatment.Freq", "Subject.Disorder", "Subject.Population", "Treatment.Time_elapsed", "Combination.Drug", "Treatment", "Subject.Gender"]}], "input": "To our knowledge, this is the first case of ivermectin-induced severe liver disease published in the literature."}
{"adverse event": [{"Subject.Race": "NAN", "Treatment.Disorder": "NAN", "Treatment.Duration": "NAN", "Effect": "severe liver disease", "Treatment.Dosage": "NAN", "Subject.Age": "NAN", "Treatment.Drug": "ivermectin", "Treatment.Freq": "NAN", "Subject.Disorder": "NAN", "Subject.Population": "NAN", "Treatment.Time_elapsed": "NAN", "Combination.Drug": "NAN", "Treatment": "ivermectin", "Subject.Gender": "NAN"}]}